Company lists · Data refreshed November 2026

Top 25 Api integration startups worldwide

RevenueBase identified 1,488 company matches for api integration startups worldwide as of November 2026 and tracks 23,759 professional contacts across them, including 8,028 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for api integration startups worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for api integration startups follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
1,488Companies
23,759Contacts tracked
8,028Verified emails
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The 25 largest api integration startups worldwide

Ranked by team size
Top 25 of 1,488 company matches for api integration startups worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchConshohocken, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,725 contacts →

Exact match

“Connect everything to achieve anything™ #TeamBoomi”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchScottsdale, United StatesHQ recorded Nov 6, 20261,001-5,0001,602 contacts →

Exact match

“Axway is a global software company specializing in API management, MFT, and B2B integration solutions that are trusted by thousands of enterprises worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchGurgaon, IndiaHQ recorded Nov 6, 20261,001-5,000849 contacts →

Exact match

“We firmly believe that the experiential world of tomorrow will be interconnected through APIs and Microservices, enabling seamless digital ecosystems and the transformation of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchBretten, GermanyHQ recorded Nov 6, 20261,001-5,000784 contacts →

Exact match

“One central platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLahore, PakistanHQ recorded Nov 6, 20261,001-5,000685 contacts →

Exact match

“Programmers Force has been established with an aim to facilitate your business needs with innovative and intelligent solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchCampinas, BrazilHQ recorded Nov 6, 2026501-1,000638 contacts →

Exact match

“Sensedia supports companies to become more digital, connected and open through a technology platform and expertise in APIs and Microservices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchRockford, IL, United StatesHQ recorded Nov 6, 2026501-1,000550 contacts →

Exact match

“Cleo is a supply chain orchestration software company that connects, automates, and optimizes the critical processes that keep goods and data moving.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchCumming, United StatesHQ recorded Nov 6, 2026201-500405 contacts →

Exact match

“At Prowess Software Services, we are your trusted partner for integration solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchMidrand, South AfricaHQ recorded Nov 6, 20265,001-10,000257 contacts →

Exact match

“Building tomorrow’s platforms and business ecosystems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLisbon, NY, PortugalHQ recorded Nov 6, 2026201-500201 contacts →

Exact match

“Polarising is a tech company specialized in Boomi, TIBCO, MuleSoft (Salesforce) and the Spring framework.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSão Paulo, BrazilHQ recorded Nov 6, 202651-200194 contacts →

Exact match

“Founded in 2017, the Digibee team is based throughout the Americas with offices in Weston, Florida, and Sao Paolo, Brazil.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBertrange, LuxembourgHQ recorded Nov 6, 2026201-500187 contacts →

Exact match

“Located in Luxembourg, France, Germany, Italy, Switzerland, Portugal, Costa Rica, Shanghaï and Hong Kong, Cap4 Lab helps customers unlock their potential in the development of new…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAlicante, SpainHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Digital agility is the difference between businesses that thrive and those trying to survive.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSingaporeHQ recorded Nov 6, 202651-200142 contacts →

Exact match

“Merquri helps businesses design, build, and scale enterprise platforms that improve operations, enable better decisions, and support long-term growth.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAmsterdam, NetherlandsHQ recorded Nov 6, 202651-200131 contacts →

Exact match

“With more than 180 specialists, we make the most of your digital transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchGurgaon, IndiaHQ recorded Nov 6, 202651-200119 contacts →

Exact match

“ShepHertz provides an Enterprise Platform for Agile & Incremental Digital Transformation.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“Conexa is a Long-Term Tech Partner that develops custom solutions and integrations to boost products and revenue.+100 Clients (Fiserv, UBER, Klaviyo, Shopify, Klarna…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, GA, United KingdomHQ recorded Nov 6, 202651-200117 contacts →

Exact match

“Tyk is a leading API Management Platform.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSchiphol-rijk, CA, NetherlandsHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Yenlo is a global integration specialist in the field of API management, integration technology, and identity management, with a strong focus on cloud-based and on-premise iPaaS…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchFrisco, United StatesHQ recorded Nov 6, 202651-200113 contacts →

Exact match

“At APPSeCONNECT, we do more than connect apps.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchHouston, United StatesHQ recorded Nov 6, 202651-200110 contacts →

Exact match

“Codup is a growing software company with clients across 23 countries and has been in business for 10+ focuses on 3 key areas of Solutions: Our deep industry knowledge positions us…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLos Angeles, United StatesHQ recorded Nov 6, 202611-50107 contacts →

Exact match

“Paragon is the leading integration infrastructure platform for AI.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKosice, SlovakiaHQ recorded Nov 6, 202651-200104 contacts →

Exact match

“Dedicated software development team that delivers, for 16 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchMarietta, GA, United StatesHQ recorded Nov 6, 202651-200100 contacts →

Exact match

“We connect your business data to AI, and to everything else.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAhmedabad, IndiaHQ recorded Nov 6, 202651-20099 contacts →

Exact match

“We specialize in transforming ideas into digital realities through custom web and software development solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 1,488 api integration startups worldwide

See the full list, filter by size, metro and specialty, and access 8,028 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Api integration startups worldwide at a glance

As of Nov 6, 2026
33.8%Verified-email coverage
16.0Average contacts per company
1-10Median size (employees)
1.9%Largest-city concentration · Sao Paulo
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
878
11-50
433
51-200
135
201-500
17
501-1,000
4
1,001-5,000
9
5,001-10,000
3
10001+
2

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for api integration startups are linked below.
What qualifies
Company records worldwide whose business descriptions match “api integration startups” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 8,028 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Api integration startups by location

12 lists · largest first

Every Api integration startups list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “api integration startups”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many api integration startups are there worldwide?

RevenueBase identified 1,488 company matches for api integration startups worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

BOOMI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most api integration startups?

The United States leads with 293 companies, followed by India (156) and Brazil (80). Every api integration startups list by country and city is linked on this page.

Which city has the most api integration startups?

Sao Paulo leads with 28 company records, followed by Bangalore (22) and London (22).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 8,028 professional contacts with verified work emails tracked across these 1,488 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.